<?php 
if (isset($_REQUEST["today"])){
$today = $_REQUEST["today"];
}else{
$today = date("Y-m-d");
}

?>
<form enctype="multipart/form-data" action="" method="post">
<input type="hidden" name="MAX_FILE_SIZE" value="99999999" />
Date In: 
<br>
<input name="today" type="text" id="today" value="<?php echo $today; ?>" size="10" maxlength="10">
<br>
Select only ZIP files or CSV data | <a href="javascript:showtag('ajuda');">Help</a>:<br> 
<input name="userfile" type="file" />
<br>
<br>
<input type="submit" value="Import..." onClick="javascript:showtag('body');showtag('loading');" />
</form>